APA (7th ed.) Citation

Dunlap, R. E., & Mertig, A. G. (1992). American environmentalism: The U.S. environmental movement, 1970-1990. Taylor & Francis.

Chicago Style (17th ed.) Citation

Dunlap, Riley E., and Angela G. Mertig. American Environmentalism: The U.S. Environmental Movement, 1970-1990. New York: Taylor & Francis, 1992.

MLA (9th ed.) Citation

Dunlap, Riley E., and Angela G. Mertig. American Environmentalism: The U.S. Environmental Movement, 1970-1990. Taylor & Francis, 1992.